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<pre><span class="sourceLineNo">001</span><a name="line.1"></a>
<span class="sourceLineNo">002</span>/*<a name="line.2"></a>
<span class="sourceLineNo">003</span> * Copyright (C) 2014 Archie L. Cobbs. All rights reserved.<a name="line.3"></a>
<span class="sourceLineNo">004</span> *<a name="line.4"></a>
<span class="sourceLineNo">005</span> * $Id: MutableBeanPropertyValue.html 842 2015-03-07 18:20:42Z archie.cobbs $<a name="line.5"></a>
<span class="sourceLineNo">006</span> */<a name="line.6"></a>
<span class="sourceLineNo">007</span><a name="line.7"></a>
<span class="sourceLineNo">008</span>package org.jsimpledb.parse.expr;<a name="line.8"></a>
<span class="sourceLineNo">009</span><a name="line.9"></a>
<span class="sourceLineNo">010</span>import java.lang.reflect.InvocationTargetException;<a name="line.10"></a>
<span class="sourceLineNo">011</span>import java.lang.reflect.Method;<a name="line.11"></a>
<span class="sourceLineNo">012</span><a name="line.12"></a>
<span class="sourceLineNo">013</span>import org.jsimpledb.parse.ParseSession;<a name="line.13"></a>
<span class="sourceLineNo">014</span><a name="line.14"></a>
<span class="sourceLineNo">015</span>/**<a name="line.15"></a>
<span class="sourceLineNo">016</span> * {@link Value} that reflects a mutable bean property in some object.<a name="line.16"></a>
<span class="sourceLineNo">017</span> */<a name="line.17"></a>
<span class="sourceLineNo">018</span>public class MutableBeanPropertyValue extends BeanPropertyValue implements LValue {<a name="line.18"></a>
<span class="sourceLineNo">019</span><a name="line.19"></a>
<span class="sourceLineNo">020</span>    protected final Method setter;<a name="line.20"></a>
<span class="sourceLineNo">021</span><a name="line.21"></a>
<span class="sourceLineNo">022</span>    /**<a name="line.22"></a>
<span class="sourceLineNo">023</span>     * Constructor.<a name="line.23"></a>
<span class="sourceLineNo">024</span>     *<a name="line.24"></a>
<span class="sourceLineNo">025</span>     * @param bean bean object<a name="line.25"></a>
<span class="sourceLineNo">026</span>     * @param name property name<a name="line.26"></a>
<span class="sourceLineNo">027</span>     * @param getter getter method<a name="line.27"></a>
<span class="sourceLineNo">028</span>     * @param setter setter method<a name="line.28"></a>
<span class="sourceLineNo">029</span>     * @throws IllegalArgumentException if any parameter is null<a name="line.29"></a>
<span class="sourceLineNo">030</span>     */<a name="line.30"></a>
<span class="sourceLineNo">031</span>    public MutableBeanPropertyValue(Object bean, String name, Method getter, Method setter) {<a name="line.31"></a>
<span class="sourceLineNo">032</span>        super(bean, name, getter);<a name="line.32"></a>
<span class="sourceLineNo">033</span>        if (setter == null)<a name="line.33"></a>
<span class="sourceLineNo">034</span>            throw new IllegalArgumentException("null setter");<a name="line.34"></a>
<span class="sourceLineNo">035</span>        this.setter = setter;<a name="line.35"></a>
<span class="sourceLineNo">036</span>    }<a name="line.36"></a>
<span class="sourceLineNo">037</span><a name="line.37"></a>
<span class="sourceLineNo">038</span>    @Override<a name="line.38"></a>
<span class="sourceLineNo">039</span>    public void set(ParseSession session, Value value) {<a name="line.39"></a>
<span class="sourceLineNo">040</span>        final Object obj = value.get(session);<a name="line.40"></a>
<span class="sourceLineNo">041</span>        try {<a name="line.41"></a>
<span class="sourceLineNo">042</span>            this.setter.invoke(this.bean, obj);<a name="line.42"></a>
<span class="sourceLineNo">043</span>        } catch (Exception e) {<a name="line.43"></a>
<span class="sourceLineNo">044</span>            final Throwable t = e instanceof InvocationTargetException ?<a name="line.44"></a>
<span class="sourceLineNo">045</span>              ((InvocationTargetException)e).getTargetException() : e;<a name="line.45"></a>
<span class="sourceLineNo">046</span>            throw new EvalException("error writing property `" + this.name + "' from object of type "<a name="line.46"></a>
<span class="sourceLineNo">047</span>              + this.bean.getClass().getName() + ": " + t, t);<a name="line.47"></a>
<span class="sourceLineNo">048</span>        }<a name="line.48"></a>
<span class="sourceLineNo">049</span>    }<a name="line.49"></a>
<span class="sourceLineNo">050</span>}<a name="line.50"></a>
<span class="sourceLineNo">051</span><a name="line.51"></a>




























































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